ProgramNode(0...11)(
  [:a, :b],
  StatementsNode(0...11)(
    [MultiWriteNode(0...11)(
       [LocalVariableWriteNode(0...1)(:a, 0, nil, (0...1), nil),
        SplatNode(3...4)((3...4), nil),
        LocalVariableWriteNode(6...7)(:b, 0, nil, (6...7), nil)],
       (8...9),
       CallNode(10...11)(nil, nil, (10...11), nil, nil, nil, nil, 0, "c"),
       nil,
       nil
     )]
  )
)
